72369891 is an odd 8-digits composite number following 72369890
and preceding 72369892 . In scientific notation, it is written as 7.2369891 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 40772160 positive integers (up to 72369891) that are relatively prime to 72369891.
72369891 has 8 divisors, whose sum is 72983040
The reverse of 72369891 is 19896327
Previous prime number is 407
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-two million three hundred sixty-nine thousand eight hundred ninety-one
Scientific notation
7.2369891 × 10^7
Engineering notation
7.2369891 × 10^6
Prime Factorization
207 × 407 × 859
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72369891
Product of the distinct prime numbers
The prime factorization of 72369891 is 207 × 407 × 859.
Since it has a total of 3 prime factors.
3 , 2 , 1 , 92 , 123 , 327 , 4992 , 1085 , 53711 , 29345 , 351162 , 199694 , 29763 , 5233795 , 40071374 , 3572815 , 703440271 , 144315710 , 9221238562 , 709772569
n×2
144739782
n×3
217109673
n×4
289479564
n×5
361849455
n÷2
36184945.5
n÷3
24123297
n÷3
18092472.75
n÷5
14473978.2
n2
5237401123351881
n3
3.7903014842025E+23
n4
2.7430370526888E+31
n5
1.9851329251205E+39
2 √n
8507.0494885125
3 √n
416.72795948099
4 √n
92.233667868693
5 √n
37.317417700568
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72369890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72369891 can be divided by 8 positive divisors.
The sum of these divisors (counting 72369891) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010100000100011011100011
3
Ternary
12001011202211100
4
Quaternary
10110010123203
5
Quinary
122011314031
6
Senary
11103045443
8
Octal
424043343
10
Decimal
72369891
12
Duodecimal
202a0883
16
Hexadecimal
45046e3
20
Vigesimal
12c64eb
36
Base36
1734yr
md5
b59ae03338af0832300b553ddb4d664d
sha1
0f8b6c6c2a784aaedb780f19cd4375b658717c75
sha256
89fe15d2872d22b3407d7cc210c1b55527da43c5d87e157c14fe32c1f76ce7ba
sha512
e1fea0a0c6b51846743d02b8f14cfd0886643abb3ecb380fc9cff9a3ec61f91b6f6c58f6089318cc5d12300027df1508804925306b3bfebf217b2bd05c08baa8
ripemd-160
a0c42c99be9d7e20805434f6668f9233aefc2e66
Diameter
144739782
Circumference
454713435.81339
Area
1.6453780893025E+16
Volume
1.5876777730215E+24
Surface area
6.5815123572101E+16
Circumference
454713435.81339
Perimeter
289479564
Area
5237401123351881
Diagonal
102346481.35966
Surface area
31424406740111286
Volume
3.7903014842025E+23
Space diagonal
125348328.15022
Perimeter
217109673
Area
2.2678612113159E+15
Altitude
62674164.075111
Surface area
2.2678612113159E+15
Volume
4.4669131370351E+22
Height
34115493.786554